3735478 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3735478 > 2 > ChemIDplus > 021052313 > 21052-31-3 EINECS 244-173-2 Guanosine, guanylyl-(3'.5')-, ammonium salt > 21052-31-3 > 021052313 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=021052313 $$$$